Production and service: rosin pentaerythritol ester, rosin glyceride, modified non-crystalline rosin, polymerized rosin ester, marlin rosin resin, and rosin ester emulsion, including rosin ester Winlex series used in the adhesive industry, Guinox series water-based increase Viscosity emulsion and rosin resin Finganox series for the ink industry. The company has passed ISO9001:2008 quality management system certification and has the right to operate import and export.